Corundum from San Jacinto Mountains, Riverside County, California, USA
USA | |
| Shawn Underwood Collection |
(2005) Mineral Resources Data System (MRDS), US Geological Survey. | |
Rynerson, F. J. 1967. Exploring and Mining Gems & Gold in the West Ch. 23, p. 151: Naturegraph Publishers, Inc., Happy Camp, California. |
Unnamed Corundum occurrences [2], Soboba Hot Springs, San Jacinto Mountains, Riverside County, California, USA